Arbitrary
mediumNegative toneAR-bih-trair-ee
adjective
Definition
Based on random choice or personal whim, rather than any reason or system
Memory hook
ARBIT-rary: decided by one ARBITER's whim alone - no logic, just 'because I said so.'
Word roots
Learning roots unlocks whole word families. Study common GRE root words.
Examples
“The decision seemed arbitrary and lacked clear justification.”
“Setting arbitrary deadlines can demotivate employees.”
Test yourself
Fill in the blank with the right word:
“The decision seemed ______ and lacked clear justification.”
Show answer
arbitrary
Synonyms
Antonyms
Categories
GRE Tip
Arbitrary is a medium-difficulty GRE word. On the GRE, you might see it paired with synonyms like "capricious" or "random" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "reasoned".
Related GRE Words
haphazard
Lacking any obvious principle of organization; random
desultory
Lacking a plan, purpose, or enthusiasm
erratic
Not even or regular in pattern or movement; unpredictable
fickle
Changing frequently, especially regarding one's loyalties or affections
mercurial
Subject to sudden changes in mood or behavior; volatile and unpredictable
whimsical
Playfully quaint or fanciful, especially in an appealing way
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